- Author: Norman Walzer Rhonda Phillips Robert Blair
- Language: English
- Year: 2020
- Author: Phillips Robert W
- Language: English
- Year: 2012
- Author: Phillips Robert W
- Language: English
- Year: 2012
- Author: Fred Phillips Robert Libby Patricia A. Libby
- Language: English
- Year: 2007
- Author: Özer Özalp, Phillips Robert L.
- Language: English
- Year: 2012
- Author: Phillips Robert, Dickey Norma H., Bram Leon L.
- Language: English
- Year: 1979
- Author: Fred Phillips Robert Libby Patricia Libby
- Language: English
- Year: 2015
- Author: Morrison Diana, Chase Truddi, Phillips Robert Archer
- Language: English
- Year: 1996
- Author: Fred Phillips Robert Libby Patricia Libby
- Language: English
- Year: 2015
- Author: Michael Kaern (auth.) Michael Kaern Bernard S. Phillips Robert S. Cohen (eds.)
- Language: English
- Year: 1990